2017
DOI: 10.30556/jtmb.vol12.no3.2016.138
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Pemanfaatan limbah marmer dan batukapur untuk pembuatan bata ekspose berbasis bodi wolastonit sintetis

Abstract: ABSTRAKPercobaan pembuatan bata ekspose berbasis bodi wolastonit sintetis menggunakan bahan baku utama limbah marmer atau batukapur lolos ayakan standar Tyler 200 mesh telah dilakukan dengan komposisi optimum campuran bahan terdiri dari 55% serbuk marmer atau batukapur dan 45% silika dengan kadar air 8 %. Pembakaran dilakukan pada suhu 1100 o C, waktu penahanan selama 3 jam. Dengan menggunakan bahan utama limbah marmer diperoleh hasil uji fisis/mekanis sebagai berikut : warna bakar putih, densitas 1,47 g/cc, p… Show more

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“…The main minerals of marble are calcite or dolomite and/or silified lime, so the silica content is high. The potential for limestone reserves in Indonesia is very large, estimated at 28.678 billion tons [2].…”
Section: Introductionmentioning
confidence: 99%
“…The main minerals of marble are calcite or dolomite and/or silified lime, so the silica content is high. The potential for limestone reserves in Indonesia is very large, estimated at 28.678 billion tons [2].…”
Section: Introductionmentioning
confidence: 99%